Pocket knife



FIG. 1 is a front perspective view of the pocket knife;

FIG. 2 is a top side view of the pocket knife;

FIG. 3 is a bottom side view of the pocket knife;

FIG. 4 is a right side view of the pocket knife;

FIG. 5 is a left side view of the pocket knife;

FIG. 6 is a rear side view of the pocket knife; and,

FIG. 7 is a front side view of the pocket knife.

The broken lines depict portions of the pocket knife in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a pocket knife, as shown and described. 